import random
from collections import Counter

random_numbers = [random.randint(0,9) for _ in range(100)]

average = sum(random_numbers) / len(random_numbers)

counts = Counter(random_numbers)

print("随机整数列表：",random_numbers)
print("平均值：",average)
print("每个数的出现次数：")
for number in range(10):
    count = counts[number]
    print(number,":",count)
